Patrick A. Hyatt, M.D.

Director, The Center for Heartburn and Reflux Disease
Institute for Digestive Health and Liver Disease Board Certified: Specialties: Areas Of Interest: Languages Spoken: Phone: Fax: Locations:

Patrick A. Hyatt, M.D., is a highly skilled specialist and Director of The Center for Heartburn and Reflux Disease in Baltimore, Maryland, which is part of The Melissa L. Posner Institute for Digestive Health & Liver Disease at Mercy. The Center is dedicated to preventing and treating diseases of the esophagus

Dr. Patrick Hyatt has advanced training in therapeutic endoscopy providing patients with sophisticated expertise and treatment for gastroesophageal reflux disease or GERD, heartburn and other disorders of the esophagus including swallowing disorders. Patients trust Dr. Patrick Hyatt for thorough diagnosis and clinical excellence, and they are grateful for his encouragement and understanding that give them hope for a better tomorrow.

Comprehensive Treatment for Heartburn and Reflux Disease

Working with other gastroenterologists of The Institute for Digestive Health & Liver Disease, Dr. Patrick Hyatt uses leading edge treatment options including specialized studies that monitor the function of the esophagus to relieve heartburn pain and prevent diseases of the esophagus such as esophageal cancer or Barrett’s Esophagus. The expertise of this team of doctors makes Mercy Medical Center among the best in the Mid-Atlantic region in the diagnosis and treatment of digestive diseases. If esophageal cancer is diagnosed, the physicians work with the surgical, medical and radiation oncologists of The Institute for Cancer Care at Mercy to provide comprehensive treatment and a seamless transition in care.

Lecturer and Published Author

Board Certified in Gastroenterology and Internal Medicine, Dr. Patrick Hyatt has delivered many presentations on topics such as endoscopic management and chemoprevention of colon cancer in his career and has published with The American Journal of Gastroenterology.

Education & Fellowships
  • Fellowship – Gastroenterology, Brown University, Rhode Island
  • Residency – Brown University, Rhode Island
  • Medical Degree – Temple University School of Medicine, Pennsylvania
Patient Stories
Mercy Medical Center Patient


Jeanette was proactive in her regular physical exams but had put off a colonoscopy because her health was good and her family history was clear.

Patient receives treatment at Mercy's Center for Digestive Health and Liver Disease


A patient of a team of Mercy doctors shares his struggle with achalasia, a condition that makes swallowing difficult.

Center for Heartburn & Reflux Disease at Mercy - Baltimore, MD

Maureen W

For Maureen, her constant heartburn turned into cancer. Thankfully, Dr. Patrick Hyatt caught it early and was able to remove her cancer through a minimally invasive procedure.

Associations & Memberships
  • American College of Gastroenterology
  • American Gastroenterological Association
  • American Society of Gastrointestinal Endoscopy